660272902 has 8 divisors (see below), whose sum is σ = 996485976. Its totient is φ = 328110912.

The previous prime is 660272867. The next prime is 660272917. The reversal of 660272902 is 209272066.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1012363 + ... + 1013014.

It is an arithmetic number, because the mean of its divisors is an integer number (124560747).

Almost surely, 2^660272902 is an apocalyptic number.

660272902 is a deficient number, since it is larger than the sum of its proper divisors (336213074).

660272902 is a wasteful number, since it uses less digits than its factorization.

660272902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025542.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 660272902 is about 25695.7759563707. The cubic root of 660272902 is about 870.7787548639.

The spelling of 660272902 in words is "six hundred sixty million, two hundred seventy-two thousand, nine hundred two".